Control Enclosure-Related Issues; Recovering When File Volumes Come Back Online; Recovering When A File Volume Does Not Come Back Online; Recovering From Offline Compressed Volumes - IBM Storwize V7000 Unified Problem Determination Manual

Control enclosure-related issues

This section covers the recovery procedures that involve control enclosure issues.

Recovering when file volumes come back online

Use this procedure to recover a file system after all the file volumes are back
online after a repair or recovery action.
About this task
Each fix procedure that brings the file volumes back online also suggests that you
run this procedure. This procedure checks that the file systems have also come
back online.
Perform the following steps to check that the file systems are back online after
their file volumes are back online following an outage.
Procedure
1. In the management GUI, check that all volumes are back online.
2. Go to Monitoring > Events and click the Block tab.
3. Run any Next recommended action.
4. When all volumes are back online, go to Filesystems in the management GUI.
5. If any file systems are not online, recover them by using the recover a GPFS file
6. If there are file systems that have not come back online, go to Monitoring >
7. If there are any stale NFS handle errors for the offline file systems, follow the

Recovering when a file volume does not come back online

An offline volume can normally be fixed by performing the fix procedure for the
event in the management GUI.
About this task
Procedure
To run the fix procedures, perform the following steps:
1. Log in to the Storwize V7000 Unified management GUI.
2. Go to Monitoring > Events and click the Block tab.
3. Run any Next recommended action.
Results
If the fix procedures do not bring back a file system volume online, contact your
service provider for assistance.

Recovering from offline compressed volumes

Recovering from offline compressed volumes. Getting them back online.
When a Storwize V7000 storage pool (MDisk Group) runs out of space:
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Storwize V7000 Unified: Problem Determination Guide 2073-720
system procedure. See "Recovering a GPFS file system" on page 196.
Events and click the File tab to fix any errors.
"Working with file modules that report a stale NFS file handle" on page 403.